*{
	margin: 0;
	padding: 0;
}

body{
	background: -ms-linear-gradient(top left, #013065,  #2574b7);        /* IE 10 */
    background:-moz-linear-gradient(top left,#013065,#2574b7);/*火狐*/
    background:-webkit-gradient(linear, 30% 30%, 100% 100%,from(#013065), to(#2574b7));/*谷歌*/
    background: -webkit-gradient(linear, 30% 30%, 0% 100%, from(#013065), to(#2574b7));      /* Safari 4-5, Chrome 1-9*/
    background: -webkit-linear-gradient(top left, #013065, #2574b7);   /*Safari5.1 Chrome 10+*/
    background: -o-linear-gradient(top left, #013065, #2574b7);  /*Opera 11.10+*/
}

#echartBox{
	width: 70vw;
	height: 60vh;
	margin: 20vh auto;
	border: 3px solid aqua;
	box-sizing: border-box;
}
